Finding the Fourth Proportional to 5,097.42, 7,641.81 and 2,755.98

Step by Step Solution

1. Step 1: Write the proportion equation
   5,097.42 : 7,641.81 = 2,755.98 : x
2. Step 2: Convert to fraction form
   5,097.42/7,641.81 = 2,755.98/x
3. Step 3: Cross multiply
   5,097.42x = 7,641.81 × 2,755.98
4. Step 4: Simplify right side
   5,097.42x = 21,060,675.52
5. Step 5: Solve for x
   x = 21,060,675.52/5,097.42
6. Step 6: Final answer
   x = 4,131.63